Car comparison

Mercedes-Benz SLK (R171) AMG SLK 55 V8vsMercedes-Benz SL (R129) · Facelift 1995 AMG SL 60 V8

Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.

New comparison

Mercedes-Benz SLK (R171)

AMG SLK 55 V8

360 hp5439 ccGasolineRWDAutomaticNaturally aspiratedRoadster2004-2007
VS

Mercedes-Benz SL (R129) · Facelift 1995

AMG SL 60 V8

381 hp5956 ccGasolineRWDAutomaticNaturally aspiratedRoadster1996-1998

Comparison overview

Use the estimates as comparison hints and verify exact figures before making decisions.

Best choices

Mercedes-Benz SL (R129) Facelift 1995 AMG SL 60 V8

  • Most powerful
    381 hp
    284 kW
  • Highest torque
    580 Nm
    428 lb-ft
  • Lowest combined fuel consumption
    11.5 L/100 km
    20.5 mpg US
    24.6 mpg UK
  • Lowest city consumption
    16.0 L/100 km
    14.7 mpg US
    17.7 mpg UK
  • Best estimated range
    696 km
    432 mi
  • Largest trunk
    265 L
  • Best economy score
    76/100
  • Best practicality score
    31/100

Mercedes-Benz SLK (R171) AMG SLK 55 V8

  • Quickest 0-100 km/h
    4.9 s
  • Fastest top speed
    270 km/h
    168 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Lightest
    1,465 kg
    3,230 lb
  • Best power-to-weight
    246 hp/t
    183 kW/t
    4.1 kg/hp
  • Lowest highway consumption
    8.8 L/100 km
    26.7 mpg US
    32.1 mpg UK
  • Best overall score
    59/100
  • Best performance score
    74/100

Specification comparison

Specification comparison
ModelMercedes-BenzSLK (R171)AMG SLK 55 V8Mercedes-BenzSL (R129)Facelift 1995AMG SL 60 V8
Power
360hp268kW
381hp284kW
Torque
510Nm376lb-ft
580Nm428lb-ft
Curb weight
1,465kg3,230lb
1,855kg4,090lb
Gross weight
1,850kg4,079lb
2,230kg4,916lb
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Calculated
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
61.3s99% target: 267 km/h / 166 mph
Calculated
80.2s99% target: 267 km/h / 166 mph
Calculated
0-100 km/h
4.9s
5.8s
0-200 km/h
15.9s
Calculated
19.7s
Calculated
0-60 mph
4.7s
Calculated
5.5s
Calculated
Fuel consumption
12L/100 km19.6mpg US23.5mpg UK
11.5L/100 km20.5mpg US24.6mpg UK
Fuel consumption city
17.7L/100 km13.3mpg US16.0mpg UK
16L/100 km14.7mpg US17.7mpg UK
Fuel consumption highway
8.8L/100 km26.7mpg US32.1mpg UK
9.6L/100 km24.5mpg US29.4mpg UK
Quarter mile
12.9s
Calculated
13.9s
Calculated
Power-to-weight
246hp/t183kW/t111hp/1000 lb
Calculated
205hp/t153kW/t93hp/1000 lb
Calculated
Torque-to-weight
348Nm/t233lb-ft/ton
Calculated
313Nm/t209lb-ft/ton
Calculated
Estimated range
583km362mi
Calculated
696km432mi
Calculated
Displacement
5,439cc332cu in
5,956cc363cu in
Length
4,087mm161in
4,499mm177in
Width
1,794mm71in
1,812mm71in
Height
1,271mm50in
1,296mm51in
Wheelbase
2,430mm96in
2,515mm99in
Front track
1,524mm60in
1,532mm60in
Rear track
1,549mm61in
1,521mm60in
Trunk volume
208L
265L
Doors
2
2
Seats
2
2
Fuel tank
70L
80L

Performance charts

Use the estimates as comparison hints and verify exact figures before making decisions.

Dyno simulation

Estimated stock-style power and torque curves by engine speed.

Mercedes-Benz SLK (R171) AMG SLK 55 V8Mercedes-Benz SL (R129) Facelift 1995 AMG SL 60 V8PowerTorque
  • Mercedes-Benz SLK (R171) AMG SLK 55 V8: Power / Torque
  • Mercedes-Benz SL (R129) Facelift 1995 AMG SL 60 V8: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Mercedes-BenzSLK (R171)AMG SLK 55 V85,750 rpm4,000 rpm6,000 rpm
Mercedes-BenzSL (R129)Facelift 1995AMG SL 60 V85,500 rpm3,750 rpm5,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMercedes-BenzSLK (R171)AMG SLK 55 V8Mercedes-BenzSL (R129)Facelift 1995AMG SL 60 V8
Acceleration checkpoints
0-60 mph
0-97 km/h
4.7 s
5.5 s
0-100 km/h
0-62 mph
4.9 s
5.8 s
0-200 km/h
0-124 mph
15.9 s
19.7 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Limited
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Limited
Drag race simulation
60 ft
18 m
2.2 s
2.3 s
330 ft
101 m
5.7 s
6.1 s
1/8 mile
201 m
8.5 s
9.1 s
1000 ft
305 m
10.9 s
11.7 s
1/4 mile
402 m
12.9 s
13.9 s
Trap speed
1/4 mile
402 m
182 km/h
113 mph
170 km/h
105 mph

Power comparison

Bar comparison chart for Power. Higher is better · hp / kW

Chart data table
VehicleValue
Mercedes-BenzSLK (R171)AMG SLK 55 V8
360 hp
268 kW
Mercedes-BenzSL (R129)Facelift 1995AMG SL 60 V8
381 hp
284 kW

Mercedes-Benz SL (R129) Facelift 1995 AMG SL 60 V8 has 21 hp more than Mercedes-Benz SLK (R171) AMG SLK 55 V8.

The biggest power difference is between Mercedes-Benz SLK (R171) AMG SLK 55 V8 and Mercedes-Benz SL (R129) Facelift 1995 AMG SL 60 V8: 21 hp (16 kW).

Torque comparison

Bar comparison chart for Torque. Higher is better · Nm / lb-ft

Chart data table
VehicleValue
Mercedes-BenzSLK (R171)AMG SLK 55 V8
510 Nm
376 lb-ft
Mercedes-BenzSL (R129)Facelift 1995AMG SL 60 V8
580 Nm
428 lb-ft

Curb weight comparison

Bar comparison chart for Curb weight. Lower is better · kg / lb

Chart data table
VehicleValue
Mercedes-BenzSLK (R171)AMG SLK 55 V8
1,465 kg
3,230 lb
Mercedes-BenzSL (R129)Facelift 1995AMG SL 60 V8
1,855 kg
4,090 lb

Top speed without limiter comparison

Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph

Chart data table
VehicleValue
Mercedes-BenzSLK (R171)AMG SLK 55 V8
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Mercedes-BenzSL (R129)Facelift 1995AMG SL 60 V8
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph

0-100 km/h comparison

Bar comparison chart for 0-100 km/h. Lower is better · seconds

Chart data table
VehicleValue
Mercedes-BenzSLK (R171)AMG SLK 55 V84.9 s
Mercedes-BenzSL (R129)Facelift 1995AMG SL 60 V85.8 s

Although Mercedes-Benz SL (R129) Facelift 1995 AMG SL 60 V8 has more power, Mercedes-Benz SLK (R171) AMG SLK 55 V8 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Mercedes-Benz SLK (R171) AMG SLK 55 V8 and Mercedes-Benz SL (R129) Facelift 1995 AMG SL 60 V8: 0.9 s.

Fuel consumption comparison

Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK

Chart data table
VehicleValue
Mercedes-BenzSLK (R171)AMG SLK 55 V8
12.0 L/100 km
19.6 mpg US
23.5 mpg UK
Mercedes-BenzSL (R129)Facelift 1995AMG SL 60 V8
11.5 L/100 km
20.5 mpg US
24.6 mpg UK

The biggest fuel consumption difference is between Mercedes-Benz SL (R129) Facelift 1995 AMG SL 60 V8 and Mercedes-Benz SLK (R171) AMG SLK 55 V8: 0.5 L/100 km.

Power-to-weight comparison

Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t

Chart data table
VehicleValue
Mercedes-BenzSLK (R171)AMG SLK 55 V8
246 hp/t
183 kW/t
4.1 kg/hp
Mercedes-BenzSL (R129)Facelift 1995AMG SL 60 V8
205 hp/t
153 kW/t
4.9 kg/hp

Estimated range comparison

Bar comparison chart for Estimated range. Higher is better · km / mi

Chart data table
VehicleValue
Mercedes-BenzSLK (R171)AMG SLK 55 V8
583 km
362 mi
Mercedes-BenzSL (R129)Facelift 1995AMG SL 60 V8
696 km
432 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Mercedes-BenzSLK (R171)AMG SLK 55 V8
360 hp
268 kW
4.9 s
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Mercedes-BenzSL (R129)Facelift 1995AMG SL 60 V8
381 hp
284 kW
5.8 s
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph

Most attractive quadrant

Scatter chart with performance score on the X axis and practicality score on the Y axis.

Chart data table
VehiclePerformance scorePracticality score
Mercedes-BenzSLK (R171)AMG SLK 55 V8
Power
360 hp
268 kW
0-100 km/h4.9 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
2 seats
Trunk
208 L
7.3 cu ft
Length
4,087 mm
160.9 in
Height
1,271 mm
50.0 in
Mercedes-BenzSL (R129)Facelift 1995AMG SL 60 V8
Power
381 hp
284 kW
0-100 km/h5.8 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
2 seats
Trunk
265 L
9.4 cu ft
Length
4,499 mm
177.1 in
Height
1,296 mm
51.0 in

Performance vs fuel economy

Cars closer to the top-right corner combine stronger performance with better fuel economy scores.

Performance vs fuel economy data table
VehiclePerformance scoreFuel economy score
Mercedes-BenzSLK (R171)AMG SLK 55 V8
Power
360 hp
268 kW
0-100 km/h4.9 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
12.0 L/100 km
19.6 mpg US
23.5 mpg UK
Mercedes-BenzSL (R129)Facelift 1995AMG SL 60 V8
Power
381 hp
284 kW
0-100 km/h5.8 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
11.5 L/100 km
20.5 mpg US
24.6 mpg UK

Mercedes-Benz SLK (R171) AMG SLK 55 V8 is closest to the top-right balance target for performance and fuel economy.

Acceleration vs fuel consumption

Cars closer to the lower-left corner offer a better mix of quick acceleration and low fuel consumption.

Acceleration vs fuel consumption data table
VehicleFuel consumption, L/100 km0-100 km/h, s
Mercedes-BenzSLK (R171)AMG SLK 55 V8
12.0 L/100 km
19.6 mpg US
23.5 mpg UK
4.9 s
Mercedes-BenzSL (R129)Facelift 1995AMG SL 60 V8
11.5 L/100 km
20.5 mpg US
24.6 mpg UK
5.8 s

Power-to-weight vs fuel consumption

The shaded area favors higher power-to-weight with lower combined fuel consumption.

Power-to-weight vs fuel consumption data table
VehiclePower-to-weight, hp/tFuel consumption, L/100 km
Mercedes-BenzSLK (R171)AMG SLK 55 V8
246 hp/t
183 kW/t
4.1 kg/hp
12.0 L/100 km
19.6 mpg US
23.5 mpg UK
Mercedes-BenzSL (R129)Facelift 1995AMG SL 60 V8
205 hp/t
153 kW/t
4.9 kg/hp
11.5 L/100 km
20.5 mpg US
24.6 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleMercedes-BenzSLK (R171)AMG SLK 55 V8Mercedes-BenzSL (R129)Facelift 1995AMG SL 60 V8
Power
360 hp
268 kW
381 hp
284 kW
Torque
510 Nm
376 lb-ft
580 Nm
428 lb-ft
Acceleration
4.9 s
5.8 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Lightness
1,465 kg
3,230 lb
1,855 kg
4,090 lb
Fuel consumption
12.0 L/100 km
19.6 mpg US
23.5 mpg UK
11.5 L/100 km
20.5 mpg US
24.6 mpg UK
Practicality
Doors/seats
2 doors
2 seats
Trunk
208 L
7.3 cu ft
Length
4,087 mm
160.9 in
Height
1,271 mm
50.0 in
Doors/seats
2 doors
2 seats
Trunk
265 L
9.4 cu ft
Length
4,499 mm
177.1 in
Height
1,296 mm
51.0 in
Range score
583 km
362 mi
696 km
432 mi
Trunk score
208 L
7.3 cu ft
265 L
9.4 cu ft
Power-to-weight score
246 hp/t
183 kW/t
4.1 kg/hp
205 hp/t
153 kW/t
4.9 kg/hp
Overall
Fixed score
Fixed score

Fuel cost and annual usage

Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.

Enter the fuel price in your local currency, for example €/L, $/gal, £/L or any other local currency.

LC = Local Currency

Fuel cost and annual usage
VehicleMercedes-Benz SLK (R171) AMG SLK 55 V8Mercedes-Benz SL (R129) Facelift 1995 AMG SL 60 V8
Consumption12 L/100 km19.6 mpg US23.5 mpg UK11.5 L/100 km20.5 mpg US24.6 mpg UK
Cost / 100 km21.00 LC100 km20.13 LC100 km
Cost / 100 mi33.80 LC100 mi32.39 LC100 mi
Annual fuel used1,800 L476 US gal396 UK gal1,725 L456 US gal379 UK gal
Annual fuel cost3,150 LC/year3,019 LC/year

Head-to-head comparisons

Mercedes-Benz SLK (R171) AMG SLK 55 V8

  • Is 390 kg lighter
  • Is 0.9 s quicker from 0-100 km/h
  • Has 40 hp/t better power-to-weight

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Lightest
  • Best power-to-weight ratio

Cons

  • Lowest power
  • Highest combined fuel consumption
  • Smallest trunk

Mercedes-Benz SL (R129) Facelift 1995 AMG SL 60 V8

  • Has 21 hp more
  • Has 70 Nm more
  • Uses 0.5 L/100 km less fuel
  • Has 112 km (70 mi) more estimated range
  • Has 57 L more trunk volume

Pros

  • Most powerful
  • Highest torque
  • Lowest combined fuel consumption
  • Best estimated range
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Heaviest

Choose cars to compare

Brand
Model
Generation
Engine or modification
Mercedes-Benz SLK (R171) AMG SLK 55 V8
Mercedes-Benz SL (R129) AMG SL 60 V8
Compare selected cars
2 vehicles selected

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